Patent US 5,249,256

An electronic device comprises a first memory for storing a plurality of words which are to be displayed on a display coupled to the first memory and a second memory for storing a plurality of voice information codes each corresponding to a portion of a different one of the plurality of words stored in the first memory. The second memory also stores a specific code for distinguishing each of the plurality of voice information codes and stores each of the plurality of voice information codes and the specific code so that the voice information codes and the specific code are alternatively read out. The electronic device also comprises a converter connected to the second memory for converting the plurality of voice information codes stored in the second memory into audible sound, a detector connected to the second memory for detecting a specific code to produce a detecting signal, and an indicator arranged in parallel to the display and connected to the detector for indicating, in response to a detecting signal of the detector, the portion of the word displayed by the display which corresponds to the voice information code converted into an audible sound by the converter.